// 初始化样式
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font: 14px/1 'PingFang SC', 'Microsoft YaHei', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

dl,
li,
menu,
ol,
ul {
  list-style: none;
}

a,
a:link,
a:visited,
a:hover,
a:active {
  text-decoration: none;
}
